Teac MT-20D-IO - Page 205

4-4-10 Replacement of PCBA Interface Control
(1) Articles to be used
(a) Work tape
(b) Phillips screwdriver No. 1
(c) Conventional type screwdriver
(d) "D/CAS" SOB
"SCSI" SOD
DC power supply (+12 V, +5 V)
small size
(e)
(f)
(g)
Other articles required in the "Check and Adjustment" item.
"D/CAS" "SCSI"
(2) Replacement procedure
(a) Remove the two fixing screws from the PCBA Interface Control, and
detach the PCBA Interface Control from MTU.
Cb) Attach the new PCBA Interface Control in the reverse procedure to
the above.
(c) Check and adjust the VFO operating point in accordance with Item
4-3-21.
Cd) Perform the overall check in accordance with Item 4-3-22.
"BASIC"
(1) Replacement procedure
(a) Remove the two clamping screws from the PCBA Interface Control and
detach the PCBA Interface Control from MTU.
(b) Attach the new PCBA Interface Control in the reverse procedure to
the above.
(c) Perform the overall check in accordance with Item 4-3-22.
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